University of Namur

  • Belgium

Research Output 1964 2019

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Working paper
2019

Bernstein Concentration Inequalities for Tensors via Einstein Products

Luo, Z., Qi, L. & Toint, P., 11 Feb 2019, Arxiv, 12 p.

Research output: Working paper

File
Bernstein Inequality
Concentration Inequalities
Albert Einstein
Tensors
Tensor

Etude comparative du financement public des universités en Belgique, aux Pays-Bas et en Allemagne

Pourtois, M. & Bogaert, H., 6 Feb 2019, (Cahiers de recherche - Série Politique Economique).

Research output: Working paper

Open Access
File
2018

A note on solving nonlinear optimization problems in variable precision

Gratton, S. & Toint, P., 11 Dec 2018, Arxiv, 11 p.

Research output: Working paper

File
Function evaluation
Energy dissipation
Costs
Experiments
Open Access
File

Deterministic and stochastic inexact regularization algorithms for nonconvex optimization with optimal complexity

Bellavia, S., Gurioli, G., Morini, B. & Toint, P., 12 Nov 2018, Arxiv, 32 p.

Research output: Working paper

File
Nonconvex Optimization
Regularization
Derivatives
Derivative
Evaluation

Minimizing convex quadratics with variable precision Krylov methods

Gratton, S., Simon, E. & Toint, P., 2018, (Submitted) Arxiv, 26 p.

Research output: Working paper

File
Krylov Methods
Quadratic Optimization
Cross product
Matrix Product
Conjugate Gradient

Risk Sharing in Nuclear and Extended Households

Gross, J., Guirkinger, C. & Platteau, J-P., 2018, (In preparation).

Research output: Working paper

File
Derivatives
Costs

The regulation of personalised pricing in the digital era

Bourreau, M. & De Streel, A., 2018, s.l.: s.n., p. 16 p.

Research output: Working paper

2017

Buy as You Need: Nutrition and Food Storage Imperfections

Gross, J., Guirkinger, C. & Platteau, JP., 11 Sep 2017, (CEPR Discussion Paper; no. DP12264).

Research output: Working paper

Food
Nutrition
Imperfections
Food markets
Activation
Open Access
File
Function evaluation
Unconstrained Optimization
Adaptive algorithms
Nonlinear Optimization
Tensors
File
Patents
Innovation
Distribution of income
Empirical analysis
Incremental

New Economics Papers Entrepreneurship

Dejardin, M., 2017.

Research output: Working paper

Entrepreneurship
Economics

On the use of the saddle formulation in weakly-constrained 4D-VAR data assimilation

Gratton, S., Gürol, S., Simon, E. & Toint, P., 20 Sep 2017, (Submitted) Arxiv.

Research output: Working paper

File
Data Assimilation
Saddle
Parallel processing systems
data assimilation
parallel computing

Working long hours: less productive but less costly? Firm-level evidence from Belgium

Delmez, F. & Vandenberghe, V., 2017, 33 p. (IRES Discussion Papers; no. 2017-22).

Research output: Working paper

Open Access
File
Labour costs
Belgium
Productivity
Working hours
Workers

Worst-case evaluation complexity and optimality of second-order methods for nonconvex smooth optimization

Cartis, C., Gould, N. I. M. & Toint, P., 22 Sep 2017, Arxiv, 35 p.

Research output: Working paper

File
Newton-Raphson method
Optimality
Optimization
Function evaluation
Evaluation
2016
Open Access

Households in Times of War: Adaptation Strategies during the Nepal Civil War

Libois, F., 2016, CRED, 68 p. (CRED working paper).

Research output: Working paper

caste
Nepal
civil war
income
livelihood

Quantifying the degree of average contraction of Collatz orbits

Carletti, T. & Fanelli, D., 21 Dec 2016, (Submitted) Namur center for complex systems, 18 p.

Research output: Working paper

File
Contraction
Orbit
Modulo
Integer
Iterate

Disruptive innovation and competition policy enforcement

De Streel, A. & LAROUCHE, P., 2015, OCDE, 14 p. (Directorate for financial and enterprise affairs competition committee).

Research output: Working paper

Evaluation complexity bounds for smooth constrained nonlinear optimization using scaled KKT conditions and high-order models

Cartis, C., Gould, N. I. M. & Toint, P., 17 Oct 2015, (Submitted) Namur center for complex systems, 20 p. (naXys technical report).

Research output: Working paper

File
KKT Conditions
Constrained Optimization
Nonlinear Optimization
Higher Order
Derivatives

Improved worst-case evaluation complexity for potentially rank-deficient nonlinear least-Euclidean-norm problems using higher-order regularized models

Cartis, C., Gould, N. I. M. & Toint, P., 18 Nov 2015, 18 p. (naXys technical report).

Research output: Working paper

File
Euclidean norm
Local Minimizer
Vector-valued Functions
Taylor series
Criticality
Decision theory
Adaptive systems
Systems engineering
Requirements engineering
Specifications